<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<table border="1">
  <caption>个人信息</caption>
  <tr>
  <tr>
    <td>照片:</td><td><img id="head_img" src="head.jpg" width="50px" alt=""></td>
  </tr>
  <tr><td>名字:</td><td id="name_td">xxx</td></tr>
  <tr><td>年龄:</td><td id="age_td">xxx</td></tr>
  <tr>
    <td>好友:</td>
    <td><ul id="friend_ul"></ul></td>
  </tr>
</table>
<input type="button" value="请求数据" onclick="f()">
<script>
  function f() {
    //模拟从服务器获取的数据
    let person = {name: "苍老师", age: 50, url: "c.jpg", friend: ["克晶", "传奇", "成恒"]};
    //把对象中的数据取出并赋值给页面中的元素对象
    head_img.src = person.url;
    name_td.innerText = person.name;
    age_td.innerText = person.age;
    //遍历好友数组
    for (let friendName of person.friend) {
      //创建li
      let li = document.createElement("li");
      li.innerText = friendName;
      //把li添加刀ul里面
      friend_ul.append(li);
    }
  }
</script>
</body>
</html>